Model Comparison

Kimi K2 Instruct vs MiMo-V2-Flash

MiMo-V2-Flash significantly outperforms across most benchmarks. MiMo-V2-Flash is 3.3x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

8 benchmarks

Kimi K2 Instruct outperforms in 0 benchmarks, while MiMo-V2-Flash is better at 8 benchmarks (AIME 2025, GPQA, HMMT 2025, Humanity's Last Exam, LiveCodeBench v6, MMLU-Pro, SWE-bench Multilingual, Terminal-Bench).

MiMo-V2-Flash significantly outperforms across most benchmarks.

Thu May 14 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

MiMo-V2-Flash costs less

For input processing, Kimi K2 Instruct ($0.50/1M tokens) is 5.0x more expensive than MiMo-V2-Flash ($0.10/1M tokens).

For output processing, Kimi K2 Instruct ($0.50/1M tokens) is 1.7x more expensive than MiMo-V2-Flash ($0.30/1M tokens).

In conclusion, Kimi K2 Instruct is more expensive than MiMo-V2-Flash.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers

Thu May 14 2026 • llm-stats.com

Kimi K2 Instruct

Input tokens$0.50

Output tokens$0.50

Best providerFireworks

MiMo-V2-Flash

Input tokens$0.10

Output tokens$0.30

Best providerXiaomi

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Model Size

Parameter count comparison

691.0B diff

Kimi K2 Instruct has 691.0B more parameters than MiMo-V2-Flash, making it 223.6% larger.

Kimi K2 Instruct

1.0Tparameters

MiMo-V2-Flash

309.0Bparameters

1000.0B

Kimi K2 Instruct

309.0B

MiMo-V2-Flash

Context Window

Maximum input and output token capacity

MiMo-V2-Flash accepts 256,000 input tokens compared to Kimi K2 Instruct's 200,000 tokens. Kimi K2 Instruct can generate longer responses up to 200,000 tokens, while MiMo-V2-Flash is limited to 16,384 tokens.

Kimi K2 Instruct

Input200,000 tokens

Output200,000 tokens

MiMo-V2-Flash

Input256,000 tokens

Output16,384 tokens

Thu May 14 2026 • llm-stats.com

License

Usage and distribution terms

Both models are licensed under MIT.

Both models share the same licensing terms, providing consistent usage rights.

Kimi K2 Instruct

MIT

Open weights

MiMo-V2-Flash

MIT

Open weights

Release Timeline

When each model was launched

Kimi K2 Instruct was released on 2025-07-11, while MiMo-V2-Flash was released on 2025-12-16.

MiMo-V2-Flash is 5 months newer than Kimi K2 Instruct.

Kimi K2 Instruct

Jul 11, 2025

10 months ago

MiMo-V2-Flash

Dec 16, 2025

4 months ago

5mo newer

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Provider Availability

Kimi K2 Instruct is available from Fireworks, Novita. MiMo-V2-Flash is available from Xiaomi.

Kimi K2 Instruct

Fireworks

Input Price:Input: $0.50/1MOutput Price:Output: $0.50/1M

Novita

Input Price:Input: $0.57/1MOutput Price:Output: $2.30/1M

MiMo-V2-Flash

Xiaomi

Input Price:Input: $0.10/1MOutput Price:Output: $0.30/1M

* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Kimi K2 Instruct

View details

Moonshot AI

No standout differentiators in the data we have for this pair.

MiMo-V2-Flash

View details

Xiaomi

Larger context window (256,000 tokens)

Less expensive input tokens

Less expensive output tokens

Higher AIME 2025 score (94.1% vs 49.5%)

Higher GPQA score (83.7% vs 75.1%)

Higher HMMT 2025 score (84.4% vs 38.8%)

Higher Humanity's Last Exam score (22.1% vs 4.7%)

Higher LiveCodeBench v6 score (80.6% vs 53.7%)

Higher MMLU-Pro score (84.9% vs 81.1%)

Higher SWE-bench Multilingual score (71.7% vs 47.3%)

Higher Terminal-Bench score (30.5% vs 30.0%)

Detailed Comparison

AI Model Comparison Table
Feature	Kimi K2 Instruct	MiMo-V2-Flash

FAQ

Common questions about Kimi K2 Instruct vs MiMo-V2-Flash.

Which is better, Kimi K2 Instruct or MiMo-V2-Flash?

MiMo-V2-Flash significantly outperforms across most benchmarks. Kimi K2 Instruct is made by Moonshot AI and MiMo-V2-Flash is made by Xiaomi. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Kimi K2 Instruct compare to MiMo-V2-Flash in benchmarks?

Kimi K2 Instruct scores MATH-500: 97.4%, GSM8k: 97.3%, CBNSL: 95.6%, HumanEval: 93.3%, MMLU-Redux: 92.7%. MiMo-V2-Flash scores AIME 2025: 94.1%, Arena-Hard v2: 86.2%, MMLU-Pro: 84.9%, HMMT 2025: 84.4%, GPQA: 83.7%.

Is Kimi K2 Instruct cheaper than MiMo-V2-Flash?

MiMo-V2-Flash is 5.0x cheaper for input tokens. Kimi K2 Instruct costs $0.50/M input and $0.50/M output via fireworks. MiMo-V2-Flash costs $0.10/M input and $0.30/M output via xiaomi.

What are the context window sizes for Kimi K2 Instruct and MiMo-V2-Flash?

Kimi K2 Instruct supports 200K tokens and MiMo-V2-Flash supports 256K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Kimi K2 Instruct and MiMo-V2-Flash?

Key differences include context window (200K vs 256K), input pricing ($0.50 vs $0.10/M). See the full comparison above for benchmark-by-benchmark results.

Who makes Kimi K2 Instruct and MiMo-V2-Flash?

Kimi K2 Instruct is developed by Moonshot AI and MiMo-V2-Flash is developed by Xiaomi.